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| Phone | Motorola Droid 4 | Ericsson R520 | Motorola V710 | Samsung Gravity Q |
| Current U.S. Carriers | (none) | (none) | (none) | (none) |
| Global Availability | Released | Released | Released | Released |
| Specifications | ||||
|---|---|---|---|---|
| Display Size |
4" diag. 16 : 9 |
? | ? |
3" diag. 4 : 3 |
| Display Resolution & Type |
540 x 960 pixels (~275 ppi) LCD (TFT/TFD) |
? |
176 x 220 pixels LCD (TFT/TFD) |
240 x 320 pixels (~133 ppi) LCD (TFT/TFD) |
| Display Refresh | 60 Hz | ? | ? | ? |
| Battery | 1,785 mAh | ? | ? | 1,000 mAh |
| Processor | ? | ? | ? | ST Ericsson 6805 |
| RAM | 1 GB | ? | ? | 128 MB |
| Storage | 16 GB | ? raw hardware | ? raw hardware | 256 MB |
| Main Camera | 8 megapixel | - | 1 megapixel | 2 megapixel |
| Wide Camera | - | - | - | - |
| Tele Camera | - | - | - | - |
| Video Capture | 1080p HD | - | ? | QVGA (320 x 240) |
| Front Camera | 1 megapixel | - | - | - |
| Weight |
6.31 oz (179g) |
4.23 oz (120g) |
4.06 oz (115g) |
4.2 oz (119g) |
| Dimensions |
5" x 2.65" x 0.5" (127 x 67 x 12.7 mm) |
5.12" x 1.97" x 0.63" (130 x 50 x 16 mm) |
3.7" x 1.93" x 0.92" (94 x 49 x 23.4 mm) |
4.41" x 2.34" x 0.57" (112 x 59 x 14.5 mm) |
| Form Factor | Slide | Slab | Clamshell | Slide |
| Platform / OS | Android | (proprietary) | (proprietary) | (proprietary) |
| Network Bands |
4G LTE: 13 CDMA: 850, 1900 |
GSM: 900, 1800, 1900 |
CDMA: 850, 1900 AMPS: 850 |
WCDMA: 2, 4, 5 GSM: 850, 900, 1800, 1900 |
| Data Technology | LTE (Cat 3) | GPRS | 1xRTT | HSPA 7.2 |
| Features | ||||
| GPS / Location | n/a | - | Yes | Yes |
| Accessibility | ||||
| Hearing Aid Compatible |
Yes M4, T4 (very tele-coil compatible) |
- |
Yes M3 (mostly compatible) |
Yes M3, T4 (very tele-coil compatible) |
| Multiple Languages | n/a | Yes | Yes | Yes |
| TTY/TDD (Digital) | Yes | - | Yes | Yes |
| Alerts | ||||
| Extra Display | - | - | Yes | - |
| Ringer Profiles | - | Yes | - | Yes |
| Connectivity | ||||
| Bluetooth | Yes | Yes | Yes | Yes |
| Infrared (IR) | - | Yes | - | - |
| Mobile Hotspot | n/a | - | - | - |
| USB |
Yes Micro-USB |
- | Yes * |
Yes Micro-USB |
| Wi-Fi |
Yes 4 (802.11 b,g,n) |
- | - | - |
| Contacts | ||||
| Picture ID | n/a | - | Yes | Yes |
| Ringer ID | n/a | - | Yes | Yes |
| Voice Dialing | n/a | Yes | Yes | Yes |
| Customization | ||||
| Custom Graphics | n/a | - | Yes | Yes |
| Custom Ringtones | n/a | Yes | Yes | Yes |
| Real-Music Ringers | n/a | - | Yes | Yes |
| Data & Network | ||||
| Data Tethering | n/a | Yes | Yes | - |
| WAP / Web Browser | n/a | Yes | Yes | Yes |
| Input | ||||
| Predictive Text Entry | n/a | Yes | Yes | Yes |
| Side Keys | Yes | Yes | Yes | Yes |
| Text Keyboard, Hardware | Yes | - | - | Yes |
| Touch Screen |
Yes Capacitive |
- | - |
Yes Capacitive |
| Memory | ||||
| Memory Card Slot | Yes | - | Yes | Yes |
| Messaging | ||||
| Email Client | n/a | - | Yes * | Yes |
| EMS / Picture Messaging | n/a | - | Yes | - |
| Instant Messaging | n/a | - | - | - |
| MMS | n/a | - | Yes | Yes |
| Text Messaging Templates | n/a | Yes | Yes | Yes |
| Music | ||||
| Headphone Jack (3.5mm) | Yes | - | - | Yes |
| Music Player | n/a | - | Yes | Yes |
| Photo & Video | ||||
| DLNA | Yes | - | - | - |
| TV Output | Yes | - | - | - |
| Productivity | ||||
| Alarm | n/a | Yes | Yes | Yes |
| Calculator | n/a | Yes | Yes | Yes |
| Calendar | n/a | Yes | Yes | Yes |
| To-Do List | n/a | - | - | Yes |
| Voice Memo | n/a | Yes | Yes | Yes |
| Software | ||||
| BREW | n/a | - | Yes | - |
| Games | n/a | Yes | Yes | Yes |
| Java (J2ME) | n/a | - | - | Yes |
| Voice | ||||
| Headset Jack (2.5 mm) | n/a | - | Yes | - |
| Speaker Phone | Yes | Yes | Yes | Yes |
| * Some versions only | ||||
| Motorola Droid 4 | Ericsson R520 | Motorola V710 | Samsung Gravity Q | |
NOTE: Differences are highlighted with bold / black text for visual clarity only.
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| Phone | Motorola Droid 4 | Ericsson R520 | Motorola V710 | Samsung Gravity Q |
